diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_test.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_test.c | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c deleted file mode 100644 index 909d830b513e..000000000000 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c +++ /dev/null @@ -1,250 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 OR MIT -/* - * Copyright 2009 VMware, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: Michel Dänzer - */ - -#include <drm/amdgpu_drm.h> -#include "amdgpu.h" -#include "amdgpu_uvd.h" -#include "amdgpu_vce.h" - -/* Test BO GTT->VRAM and VRAM->GTT GPU copies across the whole GTT aperture */ -static void amdgpu_do_test_moves(struct amdgpu_device *adev) -{ - struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; - struct amdgpu_bo *vram_obj = NULL; - struct amdgpu_bo **gtt_obj = NULL; - struct amdgpu_bo_param bp; - uint64_t gart_addr, vram_addr; - unsigned n, size; - int i, r; - - size = 1024 * 1024; - - /* Number of tests = - * (Total GTT - gart_pin_size - (2 transfer windows for buffer moves)) / test size - */ - n = adev->gmc.gart_size - atomic64_read(&adev->gart_pin_size); - n -= AMDGPU_GTT_MAX_TRANSFER_SIZE * AMDGPU_GTT_NUM_TRANSFER_WINDOWS * - AMDGPU_GPU_PAGE_SIZE; - n /= size; - - gtt_obj = kcalloc(n, sizeof(*gtt_obj), GFP_KERNEL); - if (!gtt_obj) { - DRM_ERROR("Failed to allocate %d pointers\n", n); - r = 1; - goto out_cleanup; - } - memset(&bp, 0, sizeof(bp)); - bp.size = size; - bp.byte_align = PAGE_SIZE; - bp.domain = AMDGPU_GEM_DOMAIN_VRAM; - bp.flags = 0; - bp.type = ttm_bo_type_kernel; - bp.resv = NULL; - bp.bo_ptr_size = sizeof(struct amdgpu_bo); - - r = amdgpu_bo_create(adev, &bp, &vram_obj); - if (r) { - DRM_ERROR("Failed to create VRAM object\n"); - goto out_cleanup; - } - r = amdgpu_bo_reserve(vram_obj, false); - if (unlikely(r != 0)) - goto out_unref; - r = amdgpu_bo_pin(vram_obj, AMDGPU_GEM_DOMAIN_VRAM); - if (r) { - DRM_ERROR("Failed to pin VRAM object\n"); - goto out_unres; - } - vram_addr = amdgpu_bo_gpu_offset(vram_obj); - for (i = 0; i < n; i++) { - void *gtt_map, *vram_map; - void **gart_start, **gart_end; - void **vram_start, **vram_end; - struct dma_fence *fence = NULL; - - bp.domain = AMDGPU_GEM_DOMAIN_GTT; - r = amdgpu_bo_create(adev, &bp, gtt_obj + i); - if (r) { - DRM_ERROR("Failed to create GTT object %d\n", i); - goto out_lclean; - } - - r = amdgpu_bo_reserve(gtt_obj[i], false); - if (unlikely(r != 0)) - goto out_lclean_unref; - r = amdgpu_bo_pin(gtt_obj[i], AMDGPU_GEM_DOMAIN_GTT); - if (r) { - DRM_ERROR("Failed to pin GTT object %d\n", i); - goto out_lclean_unres; - } - r = amdgpu_ttm_alloc_gart(>t_obj[i]->tbo); - if (r) { - DRM_ERROR("%p bind failed\n", gtt_obj[i]); - goto out_lclean_unpin; - } - gart_addr = amdgpu_bo_gpu_offset(gtt_obj[i]); - - r = amdgpu_bo_kmap(gtt_obj[i], >t_map); - if (r) { - DRM_ERROR("Failed to map GTT object %d\n", i); - goto out_lclean_unpin; - } - - for (gart_start = gtt_map, gart_end = gtt_map + size; - gart_start < gart_end; - gart_start++) - *gart_start = gart_start; - - amdgpu_bo_kunmap(gtt_obj[i]); - - r = amdgpu_copy_buffer(ring, gart_addr, vram_addr, - size, NULL, &fence, false, false, false); - - if (r) { - DRM_ERROR("Failed GTT->VRAM copy %d\n", i); - goto out_lclean_unpin; - } - - r = dma_fence_wait(fence, false); - if (r) { - DRM_ERROR("Failed to wait for GTT->VRAM fence %d\n", i); - goto out_lclean_unpin; - } - - dma_fence_put(fence); - fence = NULL; - - r = amdgpu_bo_kmap(vram_obj, &vram_map); - if (r) { - DRM_ERROR("Failed to map VRAM object after copy %d\n", i); - goto out_lclean_unpin; - } - - for (gart_start = gtt_map, gart_end = gtt_map + size, - vram_start = vram_map, vram_end = vram_map + size; - vram_start < vram_end; - gart_start++, vram_start++) { - if (*vram_start != gart_start) { - DRM_ERROR("Incorrect GTT->VRAM copy %d: Got 0x%p, " - "expected 0x%p (GTT/VRAM offset " - "0x%16llx/0x%16llx)\n", - i, *vram_start, gart_start, - (unsigned long long) - (gart_addr - adev->gmc.gart_start + - (void *)gart_start - gtt_map), - (unsigned long long) - (vram_addr - adev->gmc.vram_start + - (void *)gart_start - gtt_map)); - amdgpu_bo_kunmap(vram_obj); - goto out_lclean_unpin; - } - *vram_start = vram_start; - } - - amdgpu_bo_kunmap(vram_obj); - - r = amdgpu_copy_buffer(ring, vram_addr, gart_addr, - size, NULL, &fence, false, false, false); - - if (r) { - DRM_ERROR("Failed VRAM->GTT copy %d\n", i); - goto out_lclean_unpin; - } - - r = dma_fence_wait(fence, false); - if (r) { - DRM_ERROR("Failed to wait for VRAM->GTT fence %d\n", i); - goto out_lclean_unpin; - } - - dma_fence_put(fence); - fence = NULL; - - r = amdgpu_bo_kmap(gtt_obj[i], >t_map); - if (r) { - DRM_ERROR("Failed to map GTT object after copy %d\n", i); - goto out_lclean_unpin; - } - - for (gart_start = gtt_map, gart_end = gtt_map + size, - vram_start = vram_map, vram_end = vram_map + size; - gart_start < gart_end; - gart_start++, vram_start++) { - if (*gart_start != vram_start) { - DRM_ERROR("Incorrect VRAM->GTT copy %d: Got 0x%p, " - "expected 0x%p (VRAM/GTT offset " - "0x%16llx/0x%16llx)\n", - i, *gart_start, vram_start, - (unsigned long long) - (vram_addr - adev->gmc.vram_start + - (void *)vram_start - vram_map), - (unsigned long long) - (gart_addr - adev->gmc.gart_start + - (void *)vram_start - vram_map)); - amdgpu_bo_kunmap(gtt_obj[i]); - goto out_lclean_unpin; - } - } - - amdgpu_bo_kunmap(gtt_obj[i]); - - DRM_INFO("Tested GTT->VRAM and VRAM->GTT copy for GTT offset 0x%llx\n", - gart_addr - adev->gmc.gart_start); - continue; - -out_lclean_unpin: - amdgpu_bo_unpin(gtt_obj[i]); -out_lclean_unres: - amdgpu_bo_unreserve(gtt_obj[i]); -out_lclean_unref: - amdgpu_bo_unref(>t_obj[i]); -out_lclean: - for (--i; i >= 0; --i) { - amdgpu_bo_unpin(gtt_obj[i]); - amdgpu_bo_unreserve(gtt_obj[i]); - amdgpu_bo_unref(>t_obj[i]); - } - if (fence) - dma_fence_put(fence); - break; - } - - amdgpu_bo_unpin(vram_obj); -out_unres: - amdgpu_bo_unreserve(vram_obj); -out_unref: - amdgpu_bo_unref(&vram_obj); -out_cleanup: - kfree(gtt_obj); - if (r) { - pr_warn("Error while testing BO move\n"); - } -} - -void amdgpu_test_moves(struct amdgpu_device *adev) -{ - if (adev->mman.buffer_funcs) - amdgpu_do_test_moves(adev); -} |